PartialEventBuildingInfo Node1 PartialEventBuildingInfo + PartialEventBuildingInfo() + ~PartialEventBuildingInfo() + add() + add() + get() + addROB() + addROBs() + getROBs() + getROBs() + addSubDetector() and 6 more... Node2 std::set< uint32_t > + keys Node2->Node1 -m_subDetectors -m_robs